2 Study the following correlation matrix then answer the questions below. Work interferes with my social life I spend too much time travelling to work Personal issues reduce my work effectiveness I struggle with living expenses ** Correlation is signicant at the 0.01 level (2-tailed). * Correlation is signicant at the 0.05 level (2-tailed). Pearson Correlation Sig. (2tailed) N Pearson Correlation Sig. (2tailed) N Pearson Correlation Sig. (2-tailed) N Pearson Correlation Sig. (2tailed) N Correlations Work interferes with my social life so .4360\") .000 so .159 .158 80 I spend too much time travelling to work .436(**) .000 80 1 so .223(*) .047 80 Personal issues reduce my work effectiveness .159 .153 30 .2230) .047 80 1 80 .235(*) .036 30 a) Identify variables that are positively correlated. At what level of signicance are they? b) Which level of data has been used? c) How many subjects were there? d) State a null hypothesis linking work inference with social life and struggling with living expenses. Is this null hypothesis rejected or supported? Explain your answer. e) What does the correlation between 'I struggle with living expenses' and 'I spend too much time traveling to work' imply? I struggle with living ex-enses .026 .817 80 -.013 .907 80 .235(*) .036 80 1